156957944

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{137201}}^1$

素因数の和:137231

約数の個数: 32

約数和(自身を含む): 345749040

約数和(自身を除く): 188791096

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 44, 52, 88, 104, 143, 286, 572, 1144, 137201, 274402, 548804, 1097608, 1509211, 1783613, 3018422, 3567226, 6036844, 7134452, 12073688, 14268904, 19619743, 39239486, 78478972, 156957944]

約数ペア:

[(1, 156957944), (2, 78478972), (4, 39239486), (8, 19619743), (11, 14268904), (13, 12073688), (22, 7134452), (26, 6036844), (44, 3567226), (52, 3018422), (88, 1783613), (104, 1509211), (143, 1097608), (286, 548804), (572, 274402), (1144, 137201)]